code refactoring for equation done handler
fixed image problem in author mode
code review changes
fixed node spacing in author mode
reselecting the input in authr mode in an expression
Merge branch 'ritesh' of https://github.com/bvds/LaitsV3 into ritesh

Conflicts:
	www/js/con-author.js
Merge branch 'master' into sachin
Review equationDoneHandler.  Merge functions into controller.js
Merge branch 'master' into ritesh
Formatting changes.  Don't call author module when handling
inputs.
Merge branch 'master' into ritesh
fix for bug #2378 changes made to log method in load-save.js
code review completed for haoxuan changes
removed error image
function calling changes for equation Analysis after the merge done by Brett
merge master into sachin
Merge remote branch 'origin/haoxuan'
Work-around for Bug #2379:  convert input strings to numbers.
bug 235  - adding labels to triangle nodes5